Steam condensate water waste heat recovery and utilization device

Abstract

The application provides a steam condensate waste heat recycling device, and relates to the field of heat energy recovery.The steam condensate waste heat recycling device comprises a base, a heat preservation cylinder arranged on the base, and a synchronous adjusting mechanism arranged on the heat preservation cylinder.The steam condensate waste heat recycling device can conveniently collect condensate water into a required device, and the high-temperature condensate water can not lose a large amount of heat through a pipeline and a surface of equipment during a transmission process, so that heat energy is not wasted.The synchronous adjusting mechanism drives a conveying pump to quickly transfer the condensate water in the heat preservation cylinder to a required place, so that the condensate water recovery efficiency is improved.The synchronous adjusting mechanism solves the problem of waste of condensate water waste heat in the prior art.The synchronous adjusting mechanism solves the problem of equipment damage caused by heat shock in the prior art.The synchronous adjusting mechanism solves the problem of increased thermal resistance caused by scale accumulation in the prior art.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of heat energy recovery, in particular to a steam condensate water waste heat recovery device. BACKGROUND

[0002] The steam condensate water waste heat recovery device is an energy-saving equipment, which mainly recovers and reuses the waste heat in the steam condensate water, thereby improving the energy utilization efficiency and reducing the energy waste and operation cost. However, in the process of recovering the waste heat in the steam condensate water, the temperature of the condensate water is relatively high, which cannot realize the convenient collection of the condensate water into the required device, and the high-temperature condensate water will lose a large amount of heat through the pipeline and the surface of the equipment in the transmission process, resulting in the waste of heat energy.

[0003] For example, the steam condensate water waste heat recovery device disclosed in the Chinese utility model patent (application number: 202322326546.3) has the problem that the temperature of the condensate water is relatively high, which cannot realize the convenient collection of the condensate water into the required device in the process of the device.

[0004] Therefore, we improve it and propose a steam condensate water waste heat recovery device. SUMMARY

[0005] The present application aims at the problem that the steam condensate water waste heat recovery device cannot conveniently collect the condensate water into the required device, and the high-temperature condensate water will lose a large amount of heat through the pipeline and the surface of the equipment in the transmission process, resulting in the waste of heat energy.

[0006] In order to achieve the above-mentioned application purpose, the present application provides a steam condensate water waste heat recovery device to improve the above-mentioned problems.

[0007] The present application is as follows:

[0008] The steam condensate water waste heat recovery device comprises a base, a heat preservation cylinder arranged on the base, a heat exchange pipe arranged on the heat preservation cylinder, a conveying pipe arranged on the heat preservation cylinder, a conveying pump arranged on the base, a steam pipe arranged on the heat preservation cylinder, and a steam discharge pipe arranged on the heat preservation cylinder, and a synchronous adjusting mechanism arranged on the heat preservation cylinder.

[0009] The synchronous adjusting mechanism comprises a collecting seat arranged at the bottom of the heat preservation cylinder, a drain hole arranged at the bottom of the heat preservation cylinder, and a one-way valve arranged on the steam pipe.

[0010] The conveying pipe is fixed through the collecting seat, the conveying pipe is arranged at the output end of a conveying pump, the drain hole is communicated with the collecting seat, and the heat exchange pipe is spirally arranged in the heat preservation cylinder.

[0011] As the preferred technical scheme of the present application, the sliding disc is arranged in the heat preservation cylinder, the arc-shaped groove is arranged on the sliding disc, the adjusting shaft is rotatably arranged in the arc-shaped groove, and the fixing ring is arranged on the adjusting shaft.

[0012] As the preferred technical scheme of the present application, the rubber ring is arranged on the fixing ring, and the rubber ring is slidably arranged on the heat exchange pipe.

[0013] As the preferred technical scheme of the present application, the motor is arranged on the heat preservation cylinder, the telescopic column is arranged on the motor, and the telescopic column is arranged on the sliding disc.

[0014] As the preferred technical scheme of the present application, the jacking block is slidably arranged at the bottom of the heat preservation cylinder, the jacking block is matched with the drain hole, the guide hole is arranged on the jacking block, and the guide hole is matched with the one-way valve.

[0015] As the preferred technical scheme of the present application, the circular table is arranged on the sliding disc, the end of the jacking block is wedge-shaped, and the circular table is matched with the end of the jacking block.

[0016] As the preferred technical scheme of the present application, the fixed column is arranged in the heat preservation cylinder, and the jacking block is slidably arranged on the fixed column.

[0017] As the preferred technical scheme of the present application, the spring is arranged on the outer side of the fixed column, and the two ends of the spring are arranged on the jacking block and the heat preservation cylinder respectively.

[0018] As the preferred technical scheme of the present application, the isolation plate is arranged in the guide hole.

[0019] Compared with the prior art, the present application has the following beneficial effects:

[0020] In the scheme of the present application:

[0021] 1. In order to solve the problem that the steam condensate waste heat recovery device in the prior art cannot conveniently collect the condensate into the required device, and a large amount of heat is lost through the pipeline and the surface of the equipment during the transmission of the high-temperature condensate, resulting in waste of heat energy, the synchronous adjusting mechanism is arranged, the conveying pump is driven by the synchronous adjusting mechanism to quickly transfer the condensate in the heat preservation cylinder to the required place, and the condensate recovery efficiency is improved.

[0022] 2. Through the synchronous adjusting mechanism, the heat exchange pipe is heated by condensate water, the waste heat is recycled and reused, the energy waste is reduced, the energy utilization efficiency is improved, and the problem of waste of condensate water waste heat in the prior art is solved;

[0023] 3. Through the synchronous adjusting mechanism, by adjusting the position of the sliding disc in the heat preservation cylinder, the temperature of the heat exchange pipe is prevented from being suddenly changed due to the contact of water vapor, the heat shock of the heat exchange pipe is avoided, the service life of the heat exchange pipe is improved, and the problem of equipment damage caused by heat shock in the prior art is solved;

[0024] 4. Through the synchronous adjusting mechanism, the rubber ring slides along the heat exchange pipe and removes the scale, prevents the scale from increasing the thermal resistance of the heat exchange pipe, improves the heat transfer efficiency, and solves the problem of increased thermal resistance caused by scale accumulation in the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 The structure diagram of the steam condensate water waste heat recovery device provided in the application is provided;

[0026] Figure 2 The overall structure diagram of the heat preservation cylinder of the steam condensate water waste heat recovery device provided in the application is provided;

[0027] Figure 3 The local cross-sectional structure diagram of the heat preservation cylinder of the steam condensate water waste heat recovery device provided in the application is provided;

[0028] Figure 4 The local cross-sectional structure diagram of the steam condensate water waste heat recovery device provided in the application is provided;

[0029] Figure 5 The local cross-sectional structure diagram of the heat preservation cylinder of the steam condensate water waste heat recovery device provided in the application is provided;

[0030] Figure 6 The internal structure diagram of the steam condensate water waste heat recovery device provided in the application is provided;

[0031] Figure 7 The internal structure diagram of the steam condensate water waste heat recovery device provided in the application is provided; Figure 6 The local cross-sectional structure diagram of the steam condensate water waste heat recovery device provided in the application is provided;

[0032] Indicated in the figure:

[0033] 1, base; 101, heat preservation cylinder; 102, heat exchange pipe; 103, conveying pipe; 104, conveying pump; 105, steam pipe; 106, exhaust pipe;

[0034] 2, synchronous adjusting mechanism; 201, collecting seat; 202, drainage hole; 203, one-way valve; 204, sliding disc; 205, arc-shaped groove; 206, adjusting shaft; 207, fixed ring; 208, rubber ring; 209, motor; 210, telescopic column; 211, jacking block; 212, guide hole; 213, circular table; 214, fixed column; 215, spring; 216, isolation plate. DETAILED DESCRIPTION

[0035] In order to make the personnel in the technical field better understand the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should belong to the scope of protection of the present application.

[0036] As described in the background, the steam condensate waste heat recovery device cannot conveniently collect the condensate into the required device, and a large amount of heat is lost through the pipeline and the surface of the equipment during the transmission of the high-temperature condensate, resulting in waste of heat energy.

[0037] In order to solve this technical problem, the present application provides a steam condensate waste heat recovery device which is applied to heat energy recovery.

[0038] Specifically, please refer to Figures 1-7 As shown in the figure, the steam condensate waste heat recovery device specifically comprises a base 1, a heat preservation cylinder 101 arranged on the base 1, a heat exchange pipe 102 arranged on the heat preservation cylinder 101, a conveying pipe 103 arranged on the heat preservation cylinder 101, a conveying pump 104 arranged on the base 1, a steam pipe 105 arranged on the heat preservation cylinder 101 and a steam exhaust pipe 106 arranged on the heat preservation cylinder 101, and a synchronous adjusting mechanism 2 arranged on the heat preservation cylinder 101, in the prior art, the heat exchange pipe 102 is used for transmitting the medium which needs to be preheated, the cold water inlet of the heat exchange pipe 102 is connected with the existing process water pipeline, and the hot water outlet is connected to the water inlet of the existing process equipment, such as Figure 3 As shown in the figure, the cold water inlet of the heat exchange pipe 102 is close to one end of the steam exhaust pipe 106, the hot water outlet of the heat exchange pipe 102 is close to one end of the collecting seat 201, the conveying pipe 103 is used for transmitting and transferring the condensate, the conveying pump 104 is used for pumping the condensate in the conveying pipe 103, the steam pipe 105 is used for outputting water vapor and connecting with the existing steam equipment, and the steam exhaust pipe 106 is used for discharging water vapor and adjusting the air pressure in the heat preservation cylinder 101;

[0039] The synchronous adjusting mechanism 2 comprises a collecting seat 201 arranged at the bottom of the heat preservation cylinder 101, a drain hole 202 arranged at the bottom of the heat preservation cylinder 101, and a one-way valve 203 arranged on the steam pipe 105.

[0040] The steam condensate waste heat recycling device provided by the application can conveniently collect the condensate water into the required device, reduce the heat loss of high-temperature condensate water in the transmission process, and improve the heat energy utilization efficiency.

[0041] The synchronous adjusting mechanism 2 is arranged, the heat exchange pipe 102 is heated twice by the condensate water, the waste heat can be recycled and reused, the energy waste is reduced, the energy utilization efficiency is improved, and the problem of waste of condensate waste heat in the prior art is solved.

[0042] The synchronous adjusting mechanism 2 is arranged, the position of the sliding disc 204 in the heat preservation cylinder 101 is adjusted, the temperature of the heat exchange pipe 102 is prevented from suddenly changing due to the contact of water vapor, the heat shock of the heat exchange pipe 102 is avoided, the service life of the heat exchange pipe 102 is improved, and the problem of equipment damage caused by heat shock in the prior art is solved.

[0043] The synchronous adjusting mechanism 2 is arranged, the rubber ring 208 slides along the heat exchange pipe 102 and removes the scale, the thermal resistance of the heat exchange pipe 102 is prevented from being increased by the scale, the heat transfer efficiency is improved, and the problem of increased thermal resistance caused by scale accumulation in the prior art is solved.

[0044] In order to enable the person skilled in the art to better understand the application scheme, the technical solutions in the embodiments of the application will be described clearly and completely below with reference to the drawings.

[0045] It should be noted that, in the case of no conflict, the embodiments in the application and the features and technical solutions in the embodiments can be combined with each other.

[0046] It should be noted that: similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0047] Embodiment 1, please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7As shown, a steam condensate water waste heat recovery device, the conveying pipe 103 fixed through the collection seat 201, conveying pipe 103 is provided in the output end of the delivery pump 104, drain hole 202 and collection seat 201 are communicated, heat exchange pipe 102 is helical distribution in the heat preservation cylinder 101;

[0048] In use, the water vapor through the steam pipe 105 and from the one-way valve 203, water vapor into the heat preservation cylinder 101 and and heat exchange pipe 102 contact, through the water vapor on heat exchange pipe 102 preheating, water vapor and heat exchange pipe 102 contact and meet cold liquefaction, at this time heat exchange pipe 102 surface attached a large number of condensate and through the action of gravity drop to the bottom of the heat preservation cylinder 101, so that the heat preservation cylinder 101 bottom storage a large number of condensate, because heat exchange pipe 102 is helical distribution in the heat preservation cylinder 101, at this time the heat preservation cylinder 101 in the condensate liquid level and heat exchange pipe 102 contact, through the condensate on heat exchange pipe 102 secondary heating, wherein the condensate usually contains a high heat, through the secondary heating can recycle these waste heat and reuse, reduce energy waste, improve energy utilization efficiency, when the condensate needs to be transferred, start the delivery pump 104, through the delivery pump 104 will be heat preservation cylinder 101 in the condensate through the drain hole 202 and conveying pipe 103 for transfer, delivery pump 104 can quickly transfer the condensate in the heat preservation cylinder 101 to the place where it is needed, improve the recovery efficiency of condensate, wherein the one-way valve 203 for one-way conduction and prevent condensate backflow to the steam pipe 105;

[0049] Further, the heat preservation cylinder 101 in the sliding disc 204 is provided with sliding disc 204, the arc slot 205 is provided with the adjusting shaft 206, the adjusting shaft 206 is provided with the fixed ring 207;

[0050] Heat exchange pipe 102 is stainless steel material, when the sliding disc 204 rotates in the heat preservation cylinder 101, the fixed ring 207 on the sliding disc 204 along the helical heat exchange pipe 102 sliding, such as Figure 5 As shown, the fixed ring 207 extrusion heat exchange pipe 102 and drive adjusting shaft 206 adaptive rotation, arc slot 205 is used for the water vapor discharge to provide the outlet and prevent heat exchange pipe 102 and sliding disc 204 appear interference, at this time the sliding disc 204 rotates and along the helical heat exchange pipe 102 displacement, when the sliding disc 204 upward displacement, such as Figure 5As shown, at this time, the space formed by the heat preservation cylinder 101 and the sliding disc 204 becomes larger, which can be used for the heat exchange pipe 102 to gradually heat up, avoiding thermal shock caused by sudden temperature change, and improving the service life of the heat exchange pipe 102. When the sliding disc 204 is displaced downward, the space formed by the heat preservation cylinder 101 and the sliding disc 204 becomes smaller, which can be used for the heat exchange pipe 102 to gradually heat up, improving the service life of the heat exchange pipe 102.

[0051] Further, the fixed ring 207 is provided with a rubber ring 208, which is slidingly arranged on the heat exchange pipe 102.

[0052] By sliding the rubber ring 208 on the heat exchange pipe 102, the hard extrusion on the heat exchange pipe 102 can be reduced, and the damage to the heat exchange pipe 102 can be reduced. The heat exchange pipe 102 is in contact with condensed water, which can cause scale on the surface of the heat exchange pipe 102. The scale is a poor conductor, which can increase the thermal resistance of the heat exchange pipe 102, reduce the heat transfer efficiency, and increase the operating cost. By sliding the rubber ring 208 along the heat exchange pipe 102 and wiping off the scale, the heat transfer efficiency can be improved.

[0053] Further, the heat preservation cylinder 101 is provided with a motor 209, and the motor 209 is provided with an extension column 210, which is arranged on the sliding disc 204.

[0054] The motor 209 drives the extension column 210 to rotate, and the extension column 210 rotates and drives the sliding disc 204 to rotate synchronously. The extension columns 210 can only slide relative to each other and cannot rotate relative to each other.

[0055] The synchronous adjustment mechanism 2 drives the delivery pump 104 to quickly transfer the condensed water in the heat preservation cylinder 101 to the required place, improving the recovery efficiency of the condensed water. The heat exchange pipe 102 is heated by the condensed water, and the waste heat can be recovered and reused by the secondary heating, reducing energy waste and improving energy utilization efficiency. By adjusting the position of the sliding disc 204 in the heat preservation cylinder 101, the temperature of the heat exchange pipe 102 is prevented from suddenly changing due to the contact of water vapor with the heat exchange pipe 102, so that the heat exchange pipe 102 is not subjected to thermal shock, and the service life of the heat exchange pipe 102 is improved. The rubber ring 208 slides along the heat exchange pipe 102 and wipes off the scale, preventing the scale from increasing the thermal resistance of the heat exchange pipe 102 and improving the heat transfer efficiency.

[0056] In embodiment 2, the steam condensed water waste heat recovery and utilization device provided in embodiment 1 is further optimized, specifically as follows. Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 and Figure 7As shown, the bottom of the heat preservation cylinder 101 is slidably provided with a jacking block 211, the jacking block 211 is matched with the drain hole 202, the jacking block 211 is provided with a guide hole 212, the guide hole 212 is matched with the one-way valve 203;

[0057] The jacking block 211 is used for plugging the drain hole 202, and the guide hole 212 is used for guiding the water vapor discharged by the one-way valve 203;

[0058] Further, the sliding disc 204 is provided with a circular table 213, the end of the jacking block 211 is wedge-shaped, and the circular table 213 is matched with the end of the jacking block 211;

[0059] As shown in the figure, Figure 6 When the sliding disc 204 rotates and displaces, the circular table 213 rotates and displaces synchronously, when the circular table 213 rotates and extrudes the end of the jacking block 211, the circular table 213 extrudes the jacking block 211 and drives the jacking block 211 to slide, so that the plugging of the jacking block 211 to the drain hole 202 is removed;

[0060] Further, the heat preservation cylinder 101 is provided with a fixed column 214, the jacking block 211 is slidably arranged on the fixed column 214, and the fixed column 214 is used for guiding the jacking block 211;

[0061] Further, the outer side of the fixed column 214 is provided with a spring 215, the two ends of the spring 215 are arranged on the jacking block 211 and the heat preservation cylinder 101 respectively, and the spring 215 is used for driving the jacking block 211 to reset;

[0062] Further, the guide hole 212 is provided with an isolation plate 216, the water vapor discharged by the one-way valve 203 is guided and the guide hole 212 is isolated through the isolation plate 216, so that the water vapor cannot directly contact the spring 215, and the water vapor is prevented from damaging the spring 215;

[0063] The use process of the steam condensate water waste heat recycling device is as follows:

[0064] In use, water vapor passes through the steam pipe 105 and is discharged from the one-way valve 203, the water vapor enters the heat preservation cylinder 101 and contacts the heat exchange pipe 102, the water vapor preheats the heat exchange pipe 102, the water vapor contacts the heat exchange pipe 102 and is liquefied by the cold, at this time, a large amount of condensed water is attached to the surface of the heat exchange pipe 102 and drops to the bottom of the heat preservation cylinder 101 by the action of gravity, so that a large amount of condensed water is stored at the bottom of the heat preservation cylinder 101, since the heat exchange pipe 102 is spirally distributed in the heat preservation cylinder 101, at this time, the condensed water in the heat preservation cylinder 101 rises and contacts the heat exchange pipe 102, the condensed water preheats the heat exchange pipe 102, the motor 209 is started, the motor 209 drives the telescopic column 210 to rotate, the telescopic column 210 rotates and synchronously drives the sliding disc 204 to rotate, the fixed ring 207 and the rubber ring 208 on the sliding disc 204 slide along the spiral heat exchange pipe 102, the rubber ring 208 slides on the heat exchange pipe 102 and removes the scale on the surface of the heat exchange pipe 102, the rubber ring 208 extrudes the heat exchange pipe 102 and drives the adjusting shaft 206 to adaptively rotate, at this time, the sliding disc 204 rotates and displaces along the spiral heat exchange pipe 102, when the sliding disc 204 displaces upward, at this time, the space formed by the heat preservation cylinder 101 and the sliding disc 204 becomes larger, which can be used for the heat exchange pipe 102 to gradually heat up, avoiding thermal shock caused by sudden temperature change, when the circular truncated cone 213 extrudes the knock block 211 and drives the knock block 211 to slide along the fixed column 214, the knock block 211 unblocks the drain hole 202, at this time, the conveying pump 104 is started, the conveying pump 104 transfers the condensed water in the heat preservation cylinder 101 through the drain hole 202 and the conveying pipe 103.

[0065] In the present application, unless specifically defined otherwise or the context clearly dictates otherwise, the terms "mounting", "connecting", "connecting", "fixing" and the like should be interpreted broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected or communicate with each other; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise specifically defined. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0066] Obviously, the above-described embodiments are only some embodiments but not all the embodiments of the present application, the preferred embodiments of the present application are shown in the drawings, but do not limit the patent scope of the present application. The present application can be implemented in many different forms, and conversely, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing specific embodiments, or make equivalent replacements to some technical features therein. Any equivalent structure made by using the content of the present application specification and drawings, directly or indirectly applied to other related technical fields, is also within the patent protection scope of the present application.

Claims

1. A steam condensate waste heat recovery device, comprising a base (1), a heat preservation cylinder (101) arranged on the base (1), a heat exchange pipe (102) arranged on the heat preservation cylinder (101), a conveying pipe (103) arranged on the heat preservation cylinder (101), a conveying pump (104) arranged on the base (1), a steam pipe (105) arranged on the heat preservation cylinder (101), and a steam exhaust pipe (106) arranged on the heat preservation cylinder (101), characterized in that, Synchronous adjusting mechanism (2) is arranged on the heat preservation cylinder (101); The synchronous adjusting mechanism (2) comprises a collecting seat (201) arranged at the bottom of the heat preservation cylinder (101), a drain hole (202) arranged at the bottom of the heat preservation cylinder (101), and a one-way valve (203) arranged on the steam pipe (105); The conveying pipe (103) is fixedly penetrated on the collecting seat (201), the conveying pipe (103) is arranged at the output end of the conveying pump (104), the drain hole (202) and the collecting seat (201) are communicated, and the heat exchange pipe (102) is spirally arranged in the heat preservation cylinder (101); The heat preservation cylinder (101) is slidably provided with a sliding disc (204), the sliding disc (204) is provided with an arc-shaped groove (205), the arc-shaped groove (205) is rotatably provided with an adjusting shaft (206), and the adjusting shaft (206) is provided with a fixing ring (207).

2. The steam condensate water waste heat recovery and utilization device according to claim 1, characterized in that, The fixing ring (207) is provided with a rubber ring (208), and the rubber ring (208) is slidably arranged on the heat exchange pipe (102).

3. The steam condensate water waste heat recovery device according to claim 2, characterized in that, The heat preservation cylinder (101) is provided with a motor (209), the motor (209) is provided with a telescopic column (210), and the telescopic column (210) is arranged on the sliding disc (204).

4. The steam condensate water waste heat recovery device according to claim 3, characterized in that, The heat preservation cylinder (101) is slidably provided with a driving block (211), the driving block (211) is matched with the drain hole (202), the driving block (211) is provided with a guide hole (212), and the guide hole (212) is matched with the one-way valve (203).

5. The steam condensate waste heat recovery device according to claim 4, characterized in that, The sliding disc (204) is provided with a circular table (213), the end of the driving block (211) is wedge-shaped, and the circular table (213) is matched with the end of the driving block (211).

6. The steam condensate water waste heat recovery device according to claim 5, characterized in that, The heat preservation cylinder (101) is provided with a fixed column (214), and the driving block (211) is slidably arranged on the fixed column (214).

7. The steam condensate waste heat recovery device according to claim 6, wherein, The outer side of the fixed column (214) is provided with a spring (215), and the two ends of the spring (215) are arranged on the driving block (211) and the heat preservation cylinder (101) respectively.

8. The steam condensate waste heat recovery device according to claim 7, characterized in that, The guide hole (212) is provided with a partition plate (216).

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